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|
;;; riece-url.el --- collect URL in IRC buffers
;; Copyright (C) 1998-2003 Daiki Ueno
;; Author: Daiki Ueno <ueno@unixuser.org>
;; Created: 1998-09-28
;; Keywords: IRC, riece
;; This file is part of Riece.
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;; NOTE: This is an add-on module for Riece.
;;; Code:
(require 'riece-options)
(require 'riece-menu) ;riece-menu-items
(autoload 'browse-url "browse-url")
(defvar browse-url-browser-function)
(defgroup riece-url nil
"URL Browsing in IRC buffer."
:prefix "riece-"
:group 'riece)
(defcustom riece-url-regexp "\\b\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\):\\(//[-a-zA-Z0-9_.]+:[0-9]*\\)?[-a-zA-Z0-9_=?#$@~`%&*+|\\/.,;]*[-a-zA-Z0-9_=#$@~`%&*+|\\/;]"
"Regular expression that matches URLs."
:group 'riece-url
:type 'regexp)
(defcustom riece-url-regexp-alist nil
"An alist mapping regexp to URL.
For example:
(setq riece-url-regexp-alist
'((\"\\\\bBug#\\\\([0-9]+\\\\)\\\\b\" .
\"http://bugs.debian.org/\\\\1\")))
This maps a string \"Bug#12345\" to a URL
\"http://bugs.debian.org/12345\"."
:type 'alist
:group 'riece-url)
(defvar riece-urls nil
"A list of URL which appears in Riece buffers.")
(defconst riece-url-description
"Collect URL in IRC buffers.")
(autoload 'widget-convert-button "wid-edit")
(defun riece-url-replace-match (string)
(let ((match-data (match-data))
(index 0)
number
replacement)
(while (string-match "\\\\[&1-9\\\\]" string index)
(if (eq (aref string (1+ (match-beginning 0))) ?&)
(setq number 0)
(unless (eq (aref string (1+ (match-beginning 0))) ?\\)
(setq number (string-to-number (substring (match-string 0 string)
1)))))
(if number
(setq replacement
(buffer-substring (nth (* number 2) match-data)
(nth (1+ (* number 2)) match-data)))
(setq replacement "\\"))
(setq string (concat (substring string 0 (match-beginning 0))
replacement
(substring string (match-end 0)))
index (+ index (length replacement))))
string))
(defun riece-url-scan-region (start end)
(let ((alist (cons (cons riece-url-regexp "\\&")
riece-url-regexp-alist)))
(while alist
(save-excursion
(goto-char start)
(while (re-search-forward (car (car alist)) end t)
(let ((url (save-match-data
(riece-url-replace-match (cdr (car alist))))))
(if (memq 'riece-highlight riece-addons)
(widget-convert-button
'url-link (match-beginning 0) (match-end 0) url))
(unless (member url riece-urls)
(setq riece-urls (cons url riece-urls))))))
(setq alist (cdr alist)))))
(defun riece-command-browse-url (&optional url)
(interactive
(list (completing-read "Open URL: " (mapcar #'list riece-urls))))
(browse-url url))
(defun riece-url-create-menu (menu)
(mapcar (lambda (url)
(vector url (list 'browse-url url)))
riece-urls))
(defvar riece-dialogue-mode-map)
(defun riece-url-requires ()
(append (if (memq 'riece-highlight riece-addons)
'(riece-highlight))
(if (memq 'riece-menu riece-addons)
'(riece-menu))))
(defun riece-url-command-mode-hook ()
(easy-menu-add-item
nil (list (car riece-menu-items))
'("Open URL..." :filter riece-url-create-menu)))
(defun riece-url-insinuate ()
(add-hook 'riece-after-insert-functions 'riece-url-scan-region)
(if (memq 'riece-menu riece-addons)
(add-hook 'riece-command-mode-hook
'riece-url-command-mode-hook
t)))
(defun riece-url-uninstall ()
(easy-menu-remove-item
nil (list (car riece-menu-items))
"Open URL...")
(remove-hook 'riece-after-insert-functions 'riece-url-scan-region)
(remove-hook 'riece-command-mode-hook
'riece-url-command-mode-hook))
(defun riece-url-enable ()
(define-key riece-dialogue-mode-map "U" 'riece-command-browse-url))
(defun riece-url-disable ()
(define-key riece-dialogue-mode-map "U" nil))
(provide 'riece-url)
;;; riece-url.el ends here
|
